java开发什么有前途？

[Min_toIT]

请各位指教

[龙四]

传销也有做的很有前途的，但是不是每个人

Java亦然

[mickysky]

乞丐都有发展成集团的
就看你有没本事了。

[铁匠梁]

java开发东西就是快

[铁匠梁]

时间就是金钱，我的朋友

[gpwoaibiancheng]

package day19_myself;

import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Toolkit;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;

import javax.imageio.ImageIO;
import javax.swing.JFrame;

public class Jfarme extends JFrame implements MouseListener{
public Jfarme(){
JFrame jf=new JFrame();
jf.setTitle("屋子");
jf.setSize(500, 400);
int x=Toolkit.getDefaultToolkit().getScreenSize().width;
int y=Toolkit.getDefaultToolkit().getScreenSize().height;
jf.setLocation((x-500)/2, (y-400)/2);
jf.setVisible(true);
}

public void paint(Graphics g) {
BufferedImage image = null;
try {
image = ImageIO.read(new File("E:/girl.jpg"));
} catch (IOException e) {}
g.drawImage(image,0,0,this);
g.drawOval(20, 40, 40, 40);
g.setColor(Color.BLUE);
g.fillRect(80, 40, 40, 20);
g.setFont(new Font("宋体",40,40));
g.drawString("五子棋游戏", 20, 100);
}
@Override
public void mouseClicked(MouseEvent e) {
// TODO Auto-generated method stub

}
@Override
public void mouseEntered(MouseEvent e) {
// TODO Auto-generated method stub

}
@Override
public void mouseExited(MouseEvent e) {
// TODO Auto-generated method stub

}
@Override
public void mousePressed(MouseEvent e) {
// TODO Auto-generated method stub

}
@Override
public void mouseReleased(MouseEvent e) {
// TODO Auto-generated method stub

}
}

[gpwoaibiancheng]

大家看看上面的五子棋为什么不显示背景图片啊？

[sixer223]

前途大大的